want to know about webmaster tool whats its actual use its use only for submitting.1) Site Map2) Robots file verification3) Redirection Its only use of webmaster tool or any thing else please let me know thank you.

Not only this, there are so many uses with webmaster tools. You can integrate with Google anlytics also, to set Preferred domains, broken links, Keyword performance, and there are so amny cehck points are available now in Webmaster Tools.

Another way to judge a webmaster forum is the number and diversity of rooms and threads offered. If a forum only has one or two rooms or topics about which it offers for discussion, then it likely won't get people to participate.